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authorIngo Molnar <mingo@kernel.org>2013-12-17 18:27:08 +0400
committerIngo Molnar <mingo@kernel.org>2013-12-17 18:27:08 +0400
commitbb799d3b980eb803ca2da4a4eefbd9308f8d988a (patch)
tree69fbe0cd6d47b23a50f5e1d87bf7489532fae149 /include/trace/ftrace.h
parent919fc6e34831d1c2b58bfb5ae261dc3facc9b269 (diff)
parent319e2e3f63c348a9b66db4667efa73178e18b17d (diff)
downloadlinux-bb799d3b980eb803ca2da4a4eefbd9308f8d988a.tar.xz
Merge tag 'v3.13-rc4' into core/locking
Merge Linux 3.13-rc4, to refresh this rather old tree with the latest fixes. Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/trace/ftrace.h')
-rw-r--r--include/trace/ftrace.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 52594b20179e..5c38606613d8 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -90,6 +90,10 @@
#define TRACE_EVENT_FLAGS(name, value) \
__TRACE_EVENT_FLAGS(name, value)
+#undef TRACE_EVENT_PERF_PERM
+#define TRACE_EVENT_PERF_PERM(name, expr...) \
+ __TRACE_EVENT_PERF_PERM(name, expr)
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
@@ -140,6 +144,9 @@
#undef TRACE_EVENT_FLAGS
#define TRACE_EVENT_FLAGS(event, flag)
+#undef TRACE_EVENT_PERF_PERM
+#define TRACE_EVENT_PERF_PERM(event, expr...)
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
/*
@@ -372,7 +379,8 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \
__data_size += (len) * sizeof(type);
#undef __string
-#define __string(item, src) __dynamic_array(char, item, strlen(src) + 1)
+#define __string(item, src) __dynamic_array(char, item, \
+ strlen((src) ? (const char *)(src) : "(null)") + 1)
#undef DECLARE_EVENT_CLASS
#define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
@@ -501,7 +509,7 @@ static inline notrace int ftrace_get_offsets_##call( \
#undef __assign_str
#define __assign_str(dst, src) \
- strcpy(__get_str(dst), src);
+ strcpy(__get_str(dst), (src) ? (const char *)(src) : "(null)");
#undef TP_fast_assign
#define TP_fast_assign(args...) args